1 Peter 1:19-21

but with the precious blood of Christ, as of a lamb without blemish, and without spot;

Revelation 5:9

And they sung a new song, saying, Worthy art thou to take the scroll, and to open the seals of it; for thou wast slain, and hast redeemed us to God by thy blood, out of every tribe, and language, and people, and nation;

Treasury of Scripture Knowledge

Summary

It was therefore necessary that the patterns of things in the heavens should be purified with these; but the heavenly things themselves with better sacrifices than these.

Bible References

The heavenly

1 Peter 1:19
but with the precious blood of Christ, as of a lamb without blemish, and without spot;
Revelation 5:9
And they sung a new song, saying, Worthy art thou to take the scroll, and to open the seals of it; for thou wast slain, and hast redeemed us to God by thy blood, out of every tribe, and language, and people, and nation;